InChI=1S/C18H30O3/c1-2-3-14-17(19)15-12-10-8-6-4-5-7-9-11-13-16-18(20)21/h5-8,12,15,17,19H,2-4,9-11,13-14,16H2,1H3,(H,20,21)/b7-5-,8-6-,15-12-